What's that creature on the cover?

The illustration on our cover is of a Hercules
beetle. These beetles are among the largest in the world.
They are also, in proportion to their size, the strongest
animals on Earth, able to lift up to 850 times their own weight.
Needless to say, we like the association with a creature that has
such a high power-to-weight ratio.

What is Haskell?

Here is a description of the Haskell language from the Haskell web site, with links
to chapters from our book and to other sites.